*{
    margin: 0;
    padding: 0;
}
a{
    text-decoration: none;
    color: #000;
}
ul,li{
    list-style: none;
}
button,input{
    border: 0;
}
.navbordeup{
    border-top:1px solid rgba(100 100 100 .5);
    
}
/* 解决固定浮动问题 */
.jjgd{
    height: calc(100vh - 96px);
    margin-top: 46px;
    -webkit-overflow-scrolling: touch;
    overflow-y: scroll;
}